| All Patents in class 33/568 |
Patents 1 -
12
of 12
      |
| Number | Date | Patentee | Title | Type |
| 472,712 | Apr. 12, 1892 | J. McKenna | Bed for metal-working machines | metalworking machines |
| 646,499 | Apr. 03, 1900 | W. Lodge | Lathe Rest | metal lathe accessories and attachments |
| 1,007,185 | Oct. 31, 1911 | C.C. Craley | Metal Working Machinery | drill press accessories |
| 1,033,921 | Jul. 30, 1912 | H.E. Morton | Work Holder for Shapers | metal shaper accessories |
| 1,092,867 | Apr. 14, 1914 | E.B. Sellew | Auxiliary support | work holding |
| 1,313,960 | Aug. 26, 1919 | H.C. Smith | Shear | metal shearing machines |
| 1,338,095 | Apr. 27, 1920 | R. Reid, A.S. Reid | Angle Plate | angle bars and angle plates |
| 1,343,751 | Jun. 15, 1920 | F.L. Simmons | Adjustable V-Block and the Like for Magnetic Chucks | V blocks |
| 1,408,339 | Feb. 28, 1922 | L.W. Bugbee | Protractor for Optical Work | protractors |
| 2,477,297 | Jul. 26, 1949 | P.V. Reynolds, J.E. Giles | Clamping Device | grinding fixtures |
| 3,049,345 | Aug. 14, 1962 | E.L. McFerren | Machine Tool Work Table | horizontal boring mill attachments |
| 7,043,851 | May 16, 2006 | M. Le | Adjustable V-Block | V blocks |
